SI
SI
discoversearch

We've detected that you're using an ad content blocking browser plug-in or feature. Ads provide a critical source of revenue to the continued operation of Silicon Investor.  We ask that you disable ad blocking while on Silicon Investor in the best interests of our community.  If you are not using an ad blocker but are still receiving this message, make sure your browser's tracking protection is set to the 'standard' level.
Strategies & Market Trends : Buy and Sell Signals, and Other Market Perspectives -- Ignore unavailable to you. Want to Upgrade?


To: robert b furman who wrote (43264)1/7/2013 10:45:16 AM
From: Kirk ©  Read Replies (1) | Respond to of 219267
 
Tubes in concrete great idea for solar heat. Have you thought about drilling into the earth for a heat exchanger? Not sure how far down you have to go to get heat up your way but I bet it would work great for cooling in the summer....